Animal litter-tray accessory



FIG. 1 is a perspective view from above of the animal litter tray accessory;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a side elevational view thereof;

FIG. 5 is an opposite side elevational thereof; and,

FIG. 6 is an end elevational view thereof, the opposite end being a mirror image of the view shown. 

The ornamental design for animal litter tray accessory, as shown. 